Pith Number

pith:Y4X2UNST

pith:2000:Y4X2UNSTX6IDQB3S3JUN4WPULZ

not attested not anchored not stored refs pending

Geomagnetic control of the spectrum of traveling ionospheric disturbances based on data from a global GPS network

A. F. Yakovets (Institute of Ionosphere, Almaty, E. A. Kosogorov, E. L. Afraimovich, I. I. Ushakov (Institute of Solar-Terrestrial Physics, Kazakhstan), O. S. Lesyuta, Russian)

arxiv:physics/0012006 v1 · 2000-12-05 · physics.geo-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4X2UNSTX6IDQB3S3JUN4WPULZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:38:11.283153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c72faa3653bf90380772da68de59f45e532d18686c36622c3620b2a5f1fdc075

Aliases

arxiv: physics/0012006 · arxiv_version: physics/0012006v1 · doi: 10.48550/arxiv.physics/0012006 · pith_short_12: Y4X2UNSTX6ID · pith_short_16: Y4X2UNSTX6IDQB3S · pith_short_8: Y4X2UNST

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Y4X2UNSTX6IDQB3S3JUN4WPULZ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c72faa3653bf90380772da68de59f45e532d18686c36622c3620b2a5f1fdc075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9f6c270d782bfc272134fd3d0b6a8f1aaa485233c349c7b1b4b746037d4e79a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2000-12-05T03:26:21Z",
    "title_canon_sha256": "dd58edc9948d490cd393de6b9b3c4889bb0569abbc1d9a189dafbeb98b414db2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0012006",
    "kind": "arxiv",
    "version": 1
  }
}